Description

1H-Cyclopropa[A]Naphthalene is a specialized polycyclic aromatic hydrocarbon derivative, characterized by its unique cyclopropane ring fused to a naphthalene system. This structural motif makes it a valuable synthetic intermediate and building block in advanced organic chemistry and materials science research. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds with strained ring systems.
• Agrochemical Research: Used in the development of new herbicides and pesticides, where its fused ring structure can contribute to unique biological activity.
• Organic Light-Emitting Diodes (OLEDs): Investigated as a core structural unit or dopant in the development of advanced organic electronic materials due to its potential photophysical properties.
• Ligand Synthesis: Acts as a starting material for creating specialized ligands used in catalysis and coordination chemistry.
• Polymer Chemistry: Employed in the synthesis of monomers for high-performance polymers with enhanced thermal or mechanical properties.
• Academic & Industrial R&D: A crucial compound for methodological studies in organic synthesis, including cycloaddition reactions and ring-strain chemistry.

Basic Information

Product Name	1H-Cyclopropa[A]Naphthalene
CAS No.	277-43-0
Molecular Formula	C₁₃H₁₀
Molecular Weight	166.22 g/mol
Synonyms	Cyclopropa[a]naphthalene; 1H-Cycloprop[a]naphthalene; 1a,7b-Dihydro-1H-cyclopropa[a]naphthalene; Benzocyclopropanaphthalene; Naphtho[1,2]cyclopropane; 277-43-0; Cyclopropanaphthalene
EINECS	205-991-5

Quality Control

Our 1H-Cyclopropa[A]Naphthalene is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is characterized using advanced analytical techniques including GC, HPLC, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment. We adhere to cGMP principles where applicable to support our clients in regulated development pathways.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 10 ppm
Residual Solvents (GC)	Complies with ICH guidelines

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.